Regen manual page for new b10-auth -u option.

git-svn-id: svn://bind10.isc.org/svn/bind10/trunk@2686 e5f2f494-b856-4b98-b285-d166d9295462

src/bin/auth/b10-auth.8

@@ -22,7 +22,7 @@
 b10-auth \- Authoritative DNS server
 .SH "SYNOPSIS"
 .HP \w'\fBb10\-auth\fR\ 'u
-\fBb10\-auth\fR [\fB\-4\fR] [\fB\-6\fR] [\fB\-p\ \fR\fB\fInumber\fR\fR] [\fB\-v\fR]
+\fBb10\-auth\fR [\fB\-4\fR] [\fB\-6\fR] [\fB\-p\ \fR\fB\fInumber\fR\fR] [\fB\-u\ \fR\fB\fIusername\fR\fR] [\fB\-v\fR]
 .SH "DESCRIPTION"
 .PP
 The
@@ -93,6 +93,15 @@ The Y1 prototype runs on all interfaces and on this nonstandard port\&.
 .RE
 .RE
 .PP
+\fB\-u \fR\fB\fIusername\fR\fR
+.RS 4
+The user name of the
+\fBb10\-auth\fR
+daemon\&. If specified, the daemon changes the process owner to the specified user\&. The
+\fIusername\fR
+must be either a valid numeric user ID or a valid user name\&. By default the daemon runs as the user who invokes it\&.
+.RE
+.PP
 \fB\-v\fR
 .RS 4
 Enabled verbose mode\&. This enables diagnostic messages to STDERR\&.